Hello, I have enabled MGR module "Dashboard" and created a self-signed cert: root@ld5506:~# ceph dashboard create-self-signed-cert Self-signed certificate created Checking the MGR log I get multiple errors for any action in the dashboard with Ceph version 14.2.4.1 (596a387fb278758406deabf997735a1f706660c9) nautilus (stable): 2019-12-17 08:32:30.203 7f70942eb700 0 mgr[dashboard] [17/Dec/2019:08:32:30] ENGINE Error in HTTPServer.tick Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/cherrypy/wsgiserver/__init__.py", line 2021, in start self.tick() File "/usr/lib/python2.7/dist-packages/cherrypy/wsgiserver/__init__.py", line 2090, in tick s, ssl_env = self.ssl_adapter.wrap(s) File "/usr/lib/python2.7/dist-packages/cherrypy/wsgiserver/ssl_builtin.py", line 67, in wrap server_side=True) File "/usr/lib/python2.7/ssl.py", line 369, in wrap_socket _context=self) File "/usr/lib/python2.7/ssl.py", line 599, in __init__ self.do_handshake() File "/usr/lib/python2.7/ssl.py", line 828, in do_handshake self._sslobj.do_handshake() SSLError: [SSL: SSLV3_ALERT_CERTIFICATE_UNKNOWN] sslv3 alert certificate unknown (_ssl.c:727) What is causing this error? How can I fix it? THX